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  • Fog in the caldera

on 26 Oct 2022
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x=-1:.01:1;
r=sqrt(x.^2+x'.^2);
a=erf(3-r*5).*erf(16*r-8)+1;
g=abs(ifft2(exp(6*i*rand(201))./max(r.^2,1e-4)))-.1;
surf(max(30*g.*a,.1))
shading flat
hold on;
t=ones(201,201,41);
t(1)=.9;
VOXview(t*.1, t.*(-1:.005:0).^4);
colormap(flipud(gray));
caxis([0, 30])
axis off
camzoom(2)
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